1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
|
// |reftest| error:SyntaxError
'use strict';
// This file was procedurally generated from the following sources:
// - src/async-generators/yield-identifier-spread-strict.case
// - src/async-generators/default/async-class-decl-static-private-method.template
/*---
description: It's an early error if the AssignmentExpression is a function body with yield as an identifier in strict mode. (Static async generator method as a ClassDeclaration element)
esid: prod-AsyncGeneratorPrivateMethod
features: [object-spread, async-iteration, class-static-methods-private]
flags: [generated, onlyStrict]
negative:
phase: parse
type: SyntaxError
info: |
ClassElement :
static PrivateMethodDefinition
MethodDefinition :
AsyncGeneratorMethod
Async Generator Function Definitions
AsyncGeneratorMethod :
async [no LineTerminator here] * PropertyName ( UniqueFormalParameters ) { AsyncGeneratorBody }
Spread Properties
PropertyDefinition[Yield]:
(...)
...AssignmentExpression[In, ?Yield]
---*/
$DONOTEVALUATE();
var callCount = 0;
class C {
static async *#gen() {
callCount += 1;
return {
...(function() {
var yield;
throw new Test262Error();
}()),
}
}
static get gen() { return this.#gen; }
}
// Test the private fields do not appear as properties before set to value
assert(
!Object.prototype.hasOwnProperty.call(C.prototype, "#gen"),
"#gen does not appear as an own property on C prototype"
);
assert(
!Object.prototype.hasOwnProperty.call(C, "#gen"),
"#gen does not appear as an own property on C constructor"
);
var iter = C.gen();
assert.sameValue(callCount, 1);
// Test the private fields do not appear as properties after set to value
assert(
!Object.prototype.hasOwnProperty.call(C.prototype, "#gen"),
"#gen does not appear as an own property on C prototype"
);
assert(
!Object.prototype.hasOwnProperty.call(C, "#gen"),
"#gen does not appear as an own property on C constructor"
);
|
